10ICD Code Hub

C44.21

Header — not billable

Basal cell carcinoma of skin of ear and external auricular canal

The ICD-10 code for basal cell carcinoma of skin of ear and external auricular canal is C44.21.

C44.21 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under C44.21

Related codes in this category